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NTCHS Functions

  • Provide continuing technical leadership in the formulation, evaluation, and application of hydric soil definition, criteria, indicators, and the glossary.
     
  • Annually update and distribute a national list of hydric soils, as necessary.
     
  • Refine and maintain the Field Indicators of Hydric Soils in the United States. Changes to the Field Indicators will be recommended by the sub-committee to the entire NTCHS, and must be reviewed and approved before adopting.
     
  • Communicate and respond to public comment regarding suggested changes in hydric soil definition, criteria, lists and field indicators.
     
  • Determine soil, hydrologic, and climatic data necessary to more accurately define and determine hydric soils (technical methodology and standards).